Comparing how Cline, Kilo, and Qwen Code handle long-task context/state (and why context loops keep happening)

I've been comparing Cline / Kilo / Qwen Code lately since they all handle long-task state differently. Cline: has Focus Chain, a markdown file kept outside the conversation that gets reinjected on a cadence, plus Memory Bank for project context, plus a standalone gRPC server so it's not fully tied t